Electromagnetic Field Theory In a dielectric material an applied field in x direction Ex = 5 v/m gives a polarization of px = 3/10π ux nc/m2. The susceptibility of the material is 2.16. Zero. 4.32. Infinity. 2.16. Zero. 4.32. Infinity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The wave in wave guide has Diminishing wavelength than in the free space Larger wavelength than in the free space Group velocity inversely proportional to wavelength Larger frequency than in the free space Diminishing wavelength than in the free space Larger wavelength than in the free space Group velocity inversely proportional to wavelength Larger frequency than in the free space ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Poyniting vector has the dimensions Watt/metre. Watts/metre2. Watt × metre2. Watt × metre. Watt/metre. Watts/metre2. Watt × metre2. Watt × metre. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law V = RI J = σE All of these I = GV V = RI J = σE All of these I = GV ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A sphere of radius with a uniform charge density ρv C/m3 shall have electric flux density at radius “r = a” equal to aρv/3 C/m2. aρv/4 C/m2. aρv C/m2. ρv/3 C/m2. aρv/3 C/m2. aρv/4 C/m2. aρv C/m2. ρv/3 C/m2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is None of above. 10 C. 5 C. 40π C. None of above. 10 C. 5 C. 40π C. ANSWER DOWNLOAD EXAMIANS APP
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